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WWW
2005
ACM
16 years 7 months ago
Opinion observer: analyzing and comparing opinions on the Web
The Web has become an excellent source for gathering consumer opinions. There are now numerous Web sites containing such opinions, e.g., customer reviews of products, forums, disc...
Bing Liu, Minqing Hu, Junsheng Cheng
WWW
2005
ACM
16 years 7 months ago
Finding group shilling in recommendation system
In the age of information explosion, recommendation system has been proved effective to cope with information overload in ecommerce area. However, unscrupulous producers shill the...
Xue-Feng Su, Hua-Jun Zeng, Zheng Chen
WWW
2003
ACM
16 years 7 months ago
The XML web: a first study
Although originally designed for large-scale electronic publishing, XML plays an increasingly important role in the exchange of data on the Web. In fact, it is expected that XML w...
Laurent Mignet, Denilson Barbosa, Pierangelo Veltr...
POPL
2009
ACM
16 years 7 months ago
Equality saturation: a new approach to optimization
Optimizations in a traditional compiler are applied sequentially, with each optimization destructively modifying the program to produce a transformed program that is then passed t...
Ross Tate, Michael Stepp, Zachary Tatlock, Sorin L...
STOC
2009
ACM
120views Algorithms» more  STOC 2009»
16 years 7 months ago
Bit-probe lower bounds for succinct data structures
We prove lower bounds on the redundancy necessary to represent a set S of objects using a number of bits close to the information-theoretic minimum log2 |S|, while answering vario...
Emanuele Viola